Catlin Township is a township in Marion County, Kansas, United States. As of the 2010 census, the township population was 187, including a fraction of the city of Peabody.
Catlin Township covers an area of .
The township contains the following settlements:
The township contains the following cemeteries:
U.S. Route 50 passes along the southern edge of the township, following a path roughly parallel to the BNSF Railway.